CN218904885U

CN218904885U - Magnetic attraction type roller superfinishing machine

Info

Publication number: CN218904885U
Application number: CN202123105722.8U
Authority: CN
Inventors: 朱江良
Original assignee: Zhejiang Shengxi Precision Machinery Technology Co ltd
Current assignee: Zhejiang Shengxi Precision Machinery Technology Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2023-04-25
Anticipated expiration: 2031-12-03

Abstract

The utility model relates to the technical field of superfinishing machines, in particular to a magnetic roller superfinishing machine which comprises a base and a side seat arranged on one side of the base, wherein a mounting plate is arranged on the base, an X-displacement mechanism and a Y-displacement mechanism are arranged between the mounting plate and the base, a first power mechanism is arranged on the mounting plate, an electromagnetic chuck is arranged on an output shaft of the first power mechanism and used for fixing a roller, a support bracket is arranged on the mounting plate below the roller fixed by the electromagnetic chuck, a Z-displacement mechanism is arranged on the side seat, a rotary workbench is arranged on the Z-displacement mechanism, a mounting frame is fixed on a rotary shaft on the rotary workbench, and a vibration mechanism is arranged on the mounting frame. According to the magnetic roller superfinishing machine, the clamping of the roller is realized by utilizing the matching of the electromagnetic chuck and the support bracket, superfinishing can be performed on the circumferential end face and one of the axial end faces of the roller, and the processing efficiency and the accuracy are high.

Description

Magnetic attraction type roller superfinishing machine

Technical Field

The utility model relates to the technical field of superfinishing machines, in particular to a magnetic roller superfinishing machine.

Background

In the prior art, in the processing process of a roller superfinishing machine, two ends are generally used for clamping to realize the rotation of the roller, and a vibration mechanism is used for superfinishing the circumferential surface of the roller. However, in the actual machining process, if the roller is required to be superfinished on the end face, the roller needs to be clamped again, and a tooling fixture with superfinished end face is provided, so that the circumferential surface of the roller is easily damaged in the clamping process, and the machining quality is affected.

Disclosure of Invention

The utility model provides a magnetic roller superfinishing machine for solving the technical defects, which can realize superfinishing of the circumferential surface and one axial end surface of a roller by one-time clamping and improve the efficiency.

The utility model discloses a magnetic roller superfinishing machine, which comprises a base and a side seat arranged on one side of the base, wherein a mounting plate is arranged on the base, an X-displacement mechanism and a Y-displacement mechanism are arranged between the mounting plate and the base, the X-direction is perpendicular to the Y-direction, the X-displacement mechanism and the Y-direction are arranged in a stacked manner, the X-displacement mechanism and the X-displacement mechanism drive the mounting plate to move along the X-direction and the Y-direction, a first power mechanism is arranged on the mounting plate, an electromagnetic chuck is arranged on an output shaft of the first power mechanism, the first power mechanism drives the electromagnetic chuck to rotate, the electromagnetic chuck is used for fixing a roller, a supporting bracket is arranged on the mounting plate below the roller fixed by the electromagnetic chuck, the supporting bracket is used for supporting the roller, a Z-direction is arranged on the side seat, the Z-direction is perpendicular to a plane formed by the X-direction and the Y-direction, a rotary worktable is arranged on the Z-direction, the axial direction of a rotary worktable is perpendicular to a plane formed by the axial direction and the Z-direction of the roller fixed on the electronic chuck, and a vibration mounting bracket is fixed on the rotary worktable, and a vibration mechanism is arranged on the rotary worktable.

Above-mentioned technical scheme is provided with X on the base and moves mechanism and Y and move the mechanism, and first power unit, electromagnetic chuck and the fixed roller that is adsorbed on can all carry out the regulation of optional position in X direction, Y direction on the mounting panel after both cooperation, and the vibration mechanism that can adjust on the mounting bracket carries out the regulation of Z direction to the mechanism that moves on the cooperation side seat simultaneously. Wherein the vibration mechanism is located the roller top, carries out superfinishing to roller circumference surface, and can all can process its circumference surface's each position. The vibration mechanism can be as in the prior art: chinese utility model patent: the technical scheme disclosed in the CN202020929719.4 vibration mechanism of the superfinishing machine can be a more traditional vibration mechanism for the superfinishing machine, which is not limited herein. In the superfinishing process of the circumferential surface of the roller, the vibration mechanism can be prevented from changing the position of the roller on the electromagnetic chuck due to pressure generated on the roller in the superfinishing process of the circumferential surface of the roller by supporting the roller, and finally, the eccentric processing condition is avoided. So that the stability of processing can be improved. In addition, after the circumferential surface machining is finished, the mounting frame and the vibrating mechanism can be rotated through the rotary workbench, and meanwhile, the position of the vibrating mechanism is adjusted through the Z-direction shifting mechanism, so that the vibrating mechanism is aligned with the end part of the roller, and under the action of the X-direction shifting mechanism and the Y-direction shifting mechanism, the Z-direction shifting mechanism is matched, and superfinishing of the axial end face of the roller by the vibrating mechanism is realized. Therefore, superfinishing can be carried out on the circumferential surface of the roller and one of the axial end surfaces by one-time clamping, so that superfinishing precision and superfinishing efficiency are ensured.

The X-direction displacement mechanism comprises an X-direction sliding rail and a first sliding block arranged on the X-direction sliding rail, a servo motor and a screw nut mechanism are arranged between the first sliding block and the X-direction sliding rail and used for driving the first sliding block to move on the X-direction sliding rail, and the Y-direction displacement mechanism is arranged on the first sliding block. The screw rod is parallel to the X-direction sliding rail and passes through the nut to be connected, the servo motor is connected with the screw rod in a transmission way, and the screw rod is rotationally connected with the base or the X-direction sliding rail, so that when the servo motor drives the screw rod to rotate, the screw rod can be driven to move on the X-direction sliding rail with the first sliding block.

The Y-direction displacement mechanism comprises a Y-direction sliding rail and a second sliding block arranged on the Y-direction sliding rail, a servo motor and a screw nut mechanism are arranged between the second sliding block and the Y-direction sliding rail and used for driving the second sliding block to move on the Y-direction sliding rail, and the mounting plate is arranged on the second sliding block. The screw rod is parallel to the Y-direction sliding rail and passes through the nut to be connected in a matched manner, the servo motor is connected with the screw rod in a transmission manner, and the screw rod is rotationally connected with the first sliding block or the Y-direction sliding rail, so that when the servo motor drives the screw rod to rotate, the screw rod can be driven to move on the Y-direction sliding rail with the second sliding block.

The Z-direction displacement mechanism comprises a Z-direction sliding rail and a third sliding block arranged on the Z-direction sliding rail, a servo motor and a screw nut mechanism are arranged between the third sliding block and the Z-direction sliding rail and used for driving the third sliding block to move on the Z-direction sliding rail, and the rotary workbench is fixed on the third sliding block. The screw rod is parallel to the Z-direction sliding rail and passes through the nut to be connected, the servo motor is connected with the screw rod in a transmission way, and the screw rod is rotationally connected with the side seat or the Z-direction sliding rail, so that when the servo motor drives the screw rod to rotate, the screw rod can be driven to move on the Z-direction sliding rail with the third sliding rail.

The X-displacement mechanism, the Y-displacement mechanism and the Z-displacement mechanism are all driven by a servo motor and a screw rod nut mechanism, so that the displacement can be accurately controlled.

The support comprises a fixing seat and support arms arranged on the fixing seat, wherein the support arms are obliquely arranged on the fixing seat corresponding to the two sides of the axial direction of the roller on the electromagnetic chuck, the number of the support arms is at least three, long holes are formed in the support arms, bolts are arranged in the long holes in a penetrating mode and fixedly connected with the fixing seat, pulleys are arranged at the tops of the support arms, the axial directions of the pulleys are parallel to the axial directions of the roller, and the pulleys are located below the roller and support the axial surfaces of the roller. The support bracket comprises a fixed seat and a support arm, wherein the fixed seat is positioned under the roller fixed by the electromagnetic chuck, and the side walls of the two axial sides of the fixed seat are obliquely arranged, so the support arm is obliquely arranged, the long holes in the support arm are fixedly connected with the fixed seat through bolts, the height of the support wall can be adjusted, the support of the rollers with different diameters is realized, and the adjustment is simple and convenient. In addition, the number of the supporting arms is at least three, one side is at least two, the other side is at least one, and the pulleys are used for being supported on the rollers to ensure contact with the rollers, and the pulleys rotate along with the rollers when the rollers rotate, so that the abrasion to the rollers is reduced, and the machining precision is ensured.

A plurality of T-shaped grooves are formed in the side wall of the fixed seat provided with the supporting arms, the T-shaped grooves are formed in the axial direction of the roller, and bolts in long holes of the supporting arms are fixed in the T-shaped grooves. The structure can randomly adjust the axial position of the supporting arm in the roller so as to adapt to the supporting of the rollers with different lengths in the processing process.

The electromagnetic chuck comprises a connecting seat and a movable block, wherein the connecting seat is fixedly connected with an output shaft of the first power mechanism, a plurality of sliding grooves are uniformly formed in the connecting seat along the radial direction of the output shaft of the first power mechanism at intervals, the movable block is connected in the sliding grooves and locked in the sliding grooves through bolts, the end face of the movable block protrudes out of the connecting seat, and the end face of the movable block is used for adsorbing the end face of the roller. The design of the structure can reasonably adjust the diameter of a circular structure surrounded by the movable blocks on the connecting seat according to the actual diameter of the roller, and the diameter is equal to or slightly smaller than the diameter of the roller. An electromagnetic device is arranged in the connecting seat of the electromagnetic chuck, and can generate magnetism after being electrified so as to adsorb the axial end face of the roller on the movable block on the connecting seat. The diameter of the circular structure formed by the regulated movable block is smaller than that of the roller, so that superfinishing is more comprehensive and reliable, and interference with the movable block can not occur when the superfinishing is carried out to the end part of the roller.

According to the magnetic roller superfinishing machine, the clamping of the roller is realized by utilizing the matching of the electromagnetic chuck and the support bracket, and superfinishing can be realized on the circumferential end surface and one axial end surface of the roller through the matching of the X-displacement mechanism, the Y-displacement mechanism and the Z-displacement mechanism, so that the processing efficiency is high and the processing precision is high.

Drawings

FIG. 1 is a schematic view of the structure of the present utility model when superfinishing a circumferential surface of a roller;

FIG. 2 is a schematic view of the structure of the present utility model when superfinishing the axial surface of a roller;

FIG. 3 is a front view of the support bracket of the present utility model;

fig. 4 is an isometric view of the support cradle of the present utility model.

Detailed Description

In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.

Example 1:

as shown in fig. 1 and 2, the utility model discloses a magnetic roller superfinishing machine, which comprises a base 1 and a side seat 2 arranged at one side of the base 1, wherein a mounting plate 12 is arranged on the base 1, an X-displacement mechanism 3 and a Y-displacement mechanism 4 are arranged between the mounting plate 12 and the base 1, the X-direction is perpendicular to the Y-direction, the X-direction displacement mechanism 3 and the Y-direction displacement mechanism 4 are arranged in a layered manner, the X-direction displacement mechanism 3 and the X-direction displacement mechanism 3 drive the mounting plate 12 to move along the X-direction and the Y-direction, a first power mechanism 8 is arranged on the mounting plate 12, an electromagnetic chuck 9 is arranged on an output shaft of the first power mechanism 8, the first power mechanism 8 drives the electromagnetic chuck 9 to rotate, the electromagnetic chuck 9 is used for fixing a roller 10, a supporting bracket 7 is arranged on the mounting plate 12 below the roller 10 fixed by the electromagnetic chuck 9, a Z-direction displacement mechanism 5 is arranged on the side seat 2, the Z-direction is perpendicular to a plane formed by the Y-direction displacement mechanism 4, a rotating table 6 is arranged on the Z-direction displacement mechanism 5, the rotating table 6 is arranged on the electronic table 6 is arranged on the Z-direction displacement mechanism 6, the rotating table is fixed on the rotating table in the axial direction perpendicular to the rotating table 13, and the rotating table is fixed on the rotating table 13 is arranged on the rotating table in the axial direction and is fixed on the axial direction 13. The X direction, the Y direction and the Z direction form a three-dimensional space structure, namely the X direction, the Y direction and the Z direction are mutually perpendicular.

The X-direction displacement mechanism 3 comprises an X-direction sliding rail 31 and a first sliding block 32 arranged on the X-direction sliding rail 31, a servo motor and a screw nut mechanism are arranged between the first sliding block 32 and the X-direction sliding rail 31 and used for driving the first sliding block 32 to move on the X-direction sliding rail 31, and the Y-direction displacement mechanism 4 is arranged on the first sliding block 32. The screw rod is parallel to the X-direction slide rail 31 and passes through the screw rod to be connected in a matched manner, the servo motor is in transmission connection with the screw rod, and the screw rod is rotationally connected with the base 1 or the X-direction slide rail 31, so that when the servo motor drives the screw rod to rotate, the screw rod can be driven to move on the X-direction slide rail 31 with the first slide block 32.

The Y-displacement mechanism 4 includes a Y-direction slide rail 41 and a second slider 42 disposed on the Y-direction slide rail 41, and a servo motor and a screw nut mechanism are disposed between the second slider 42 and the Y-direction slide rail 41, and are used for driving the second slider 42 to move on the Y-direction slide rail 41, the mounting plate 12 is disposed on the second slider 42, and the mounting plate 12 and the second slider 42 may be in an integrated structure. The screw rod is parallel to the Y-direction slide rail 41 and passes through the nut to be connected, the servo motor is connected with the screw rod in a transmission manner, and the screw rod is rotationally connected with the first slide block 32 or the Y-direction slide rail 41, so that when the servo motor drives the screw rod to rotate, the screw rod can be driven to move on the Y-direction slide rail 41 with the second slide block 42.

The Z-displacement mechanism 5 comprises a Z-direction slide rail 51 and a third slide block 52 arranged on the Z-direction slide rail 51, a servo motor and a screw nut mechanism are arranged between the third slide block 52 and the Z-direction slide rail 51 and used for driving the third slide block 52 to move on the Z-direction slide rail 51, and the rotary workbench 6 is fixed on the third slide block 52. The screw rod is parallel to the Z-direction sliding rail 51 and passes through the nut to be connected, the servo motor is connected with the screw rod in a transmission way, and the screw rod is rotationally connected with the side seat 2 or the Z-direction sliding rail 51, so that when the servo motor drives the screw rod to rotate, the screw rod can be driven to move on the Z-direction sliding rail 51 with the third sliding block 52.

As shown in fig. 3 and 4, the support bracket 7 includes a fixing seat 71 and support arms 72 disposed on the fixing seat 71, the support arms 72 are disposed on the fixing seat 71 corresponding to two sides of the roller 10 on the electromagnetic chuck 9 in the axial direction in an inclined manner, the number of the support arms 72 is at least three, long holes 75 are disposed on the support arms 72, bolts are inserted into the long holes 75 and fixedly connected with the fixing seat 71, a pulley 74 is disposed on the top of the support arms 72, the axial direction of the pulley 74 is parallel to the axial direction of the roller 10, and the pulley 74 is located below the roller 10 and props against the axial surface of the roller 10. Wherein elongated hole 75 is provided along the length direction of support arm 72 and penetrates support arm 72.

A plurality of T-shaped grooves 73 are arranged on the side wall of the fixed seat 71 provided with the supporting arms 72, the T-shaped grooves 73 are arranged along the axial direction of the roller 10, and bolts in long holes 75 of the supporting arms 72 are fixed in the T-shaped grooves 73. The T-shaped groove 73 has an inverted T-shape in a radial cross section of the clamped roller 10. The T-shaped groove 73 is a large internal space, and the size of the opening is small, so that the hexagonal end of the bolt or the nut can be directly placed in the T-shaped groove 73, and then pass through the long hole 75 to be fixedly connected with the nut or the bolt. The position of support arm 72 on the side wall of holder 71 can be adjusted as required to support roller 10 more evenly, while also accommodating rollers 10 of different lengths.

The electromagnetic chuck 9 comprises a connecting seat 91 and a movable block 92, the connecting seat 91 is fixedly connected with an output shaft of the first power mechanism 8, a plurality of sliding grooves 93 are uniformly formed in the connecting seat 91 along the radial direction of the output shaft of the first power mechanism 8, the movable block 92 is connected in the sliding grooves 93 and locked in the sliding grooves 93 through bolts, the end face of the movable block 92 protrudes out of the connecting seat 91, and the end face of the movable block 92 is used for adsorbing the end face of the roller 10. The sliding grooves 93 are centered on the axle center of the output shaft of the first power mechanism 8, and the included angles between adjacent sliding grooves 93 are consistent. The movable block 92 may be made of a magnetically conductive material or a non-magnetically conductive material, which is not limited herein.

In particular, when the roller 10 is first clamped, the movable block 92 is adjusted so that the diameter of the circular structure formed by the movable block is smaller than the diameter of the roller 10. Then, the end of the roller 10 is attached to the movable block 92, the axial center of the roller 10 is substantially coincident with the axis of the output shaft of the first power mechanism 8, the first power mechanism 8 rotates, and the first power is formed by butting of a motor and a speed reducer. The runout of the first power mechanism 8 is measured on the surface of the roller 10 by using a dial indicator in the rotating process, and the position of the roller 10 on the electromagnetic chuck 9 is adjusted by using a rubber hammer and other tools until the dial indicator does not runout, so that the central axis of the roller 10 is proved to coincide with the central axis of the output shaft of the first power mechanism 8. The position of the support arm 72 of the support bracket 7 on the fixed seat 71 is then adjusted so that the roller wheel on the support arm 72 contacts the surface of the roller 10, and then the support arm 72 is fixed to complete the positioning of the roller 10. After the processing of the roller 10 clamped for the first time is finished, the electromagnetic chuck 9 is powered off, so that the magnetic force disappears, and the roller 10 is arranged on the support bracket 7 and is taken down. When the roller 10 is assembled again, the roller 10 is placed on the supporting bracket 7, the end part of the roller 10 is attached to the electromagnetic chuck 9, and the electromagnetic chuck 9 is electrified, so that the clamping of the roller 10 is finished, and the roller is not required to be positioned again. Since the ultra-fine machining polishes only the surface of the roller 10 with a very small amount of grinding without changing the diameter of the roller 10, the support bracket 7 can be continuously supported. When the circumferential surface of the roller 10 is processed, the vibration mechanism 11 can face the axial end face of the roller 10 by rotating the rotation shaft of the rotary table 6 by 90 degrees, so that superfinishing of the axial end face of the roller 10 is realized.

The rotary workbench 6 can be a CNC computer numerical control rotary workbench 6, the rotary workbench is matched with a motor to rotate, the angle is controllable, the precision is high, the rotary workbench 6 is an existing commercial product, and the specific structure of the rotary workbench is not repeated here.

The vibration mechanism 11 can be selected from Chinese patent utility model: CN202020929719.4, a vibrating mechanism 11 of a superfinishing machine, is a disclosed patent technology, and of course, other conventional vibrating heads of a superfinishing machine may be used, the specific structure of which is not described in detail herein, and the vibrating mechanism 11 includes a linear motor as a power provider.

The present utility model is not limited to the preferred embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.

Claims

1. A magnetic roller superfinishing machine is characterized in that: including base and the side seat that sets up in base one side, be provided with the mounting panel on the base, be provided with X between mounting panel and the base and shift mechanism and Y to shift the mechanism, X to shift the mechanism and shift the mechanism range upon range of setting with Y to the direction, X to shift mechanism and X to shift the mechanism and drive the mounting panel and move along X direction and Y direction, be provided with first power mechanism on the mounting panel, be provided with electromagnet on first power mechanism's output shaft, first power mechanism drives electromagnet and rotates, electromagnet is used for fixed roller, is provided with the support on the mounting panel of the fixed roller below of electromagnet, the support is used for holding the roller, is provided with Z on the side seat and shifts the mechanism, and Z direction perpendicular to X direction forms with the plane that Y is directed, is provided with rotary table on Z to shift the mechanism, the axial perpendicular to of rotary table's rotation axis of roller fixed on the electronic sucker forms the plane with Z direction, is fixed with the mounting bracket on the rotation axis on the rotary table, is provided with vibration mechanism on the mounting bracket.

2. The magnetic roller superfinishing machine according to claim 1, wherein: the X-direction displacement mechanism comprises an X-direction sliding rail and a first sliding block arranged on the X-direction sliding rail, a servo motor and a screw nut mechanism are arranged between the first sliding block and the X-direction sliding rail and used for driving the first sliding block to move on the X-direction sliding rail, and the Y-direction displacement mechanism is arranged on the first sliding block.

3. The magnetic roller superfinishing machine according to claim 2, wherein: the Y-direction displacement mechanism comprises a Y-direction sliding rail and a second sliding block arranged on the Y-direction sliding rail, a servo motor and a screw nut mechanism are arranged between the second sliding block and the Y-direction sliding rail and used for driving the second sliding block to move on the Y-direction sliding rail, and the mounting plate is arranged on the second sliding block.

4. A magnetic roller superfinishing machine according to claim 3, wherein: the Z-direction displacement mechanism comprises a Z-direction sliding rail and a third sliding block arranged on the Z-direction sliding rail, a servo motor and a screw nut mechanism are arranged between the third sliding block and the Z-direction sliding rail and used for driving the third sliding block to move on the Z-direction sliding rail, and the rotary workbench is fixed on the third sliding block.

5. The magnetic roller superfinishing machine according to claim 4, wherein: the support comprises a fixing seat and support arms arranged on the fixing seat, wherein the support arms are obliquely arranged on the fixing seat corresponding to the two sides of the axial direction of the roller on the electromagnetic chuck, the number of the support arms is at least three, long holes are formed in the support arms, bolts are arranged in the long holes in a penetrating mode and fixedly connected with the fixing seat, pulleys are arranged at the tops of the support arms, the axial directions of the pulleys are parallel to the axial directions of the roller, and the pulleys are located below the roller and support the axial surfaces of the roller.

6. The magnetic roller superfinishing machine according to claim 5, wherein: a plurality of T-shaped grooves are formed in the side wall of the fixed seat provided with the supporting arms, the T-shaped grooves are formed in the axial direction of the roller, and bolts in long holes of the supporting arms are fixed in the T-shaped grooves.

7. The magnetic roller superfinishing machine according to claim 1, wherein: the electromagnetic chuck comprises a connecting seat and a movable block, wherein the connecting seat is fixedly connected with an output shaft of the first power mechanism, a plurality of sliding grooves are uniformly formed in the connecting seat along the radial direction of the output shaft of the first power mechanism at intervals, the movable block is connected in the sliding grooves and locked in the sliding grooves through bolts, the end face of the movable block protrudes out of the connecting seat, and the end face of the movable block is used for adsorbing the end face of the roller.